Yes significant La Jolla declines can be found.

5832 Caminito Empresa, 92037

Sale History
04/23/2007: $637,533
10/05/2004: $865,000

Might have peaked at $900k in 2005 if it was on the market.

http://www.zillow.com/Charts.htm?chartDuration=5years&testAds=false&zpid=16858196